holdbold.dk
Last scanned: 2026-08-10 15:52:23  ·  1856ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   169ms
🌍 A Records1 records   195ms
IPTTLPTRASNISP / OrgCIDRCountryCity
216.198.79.1 3600s AS16509 Amazon.com, Inc. 216.198.79.0/24 🇺🇸 United States
📧 MX Records1 records   227ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records
📝
No TXT records found
✉️ SPF
✗ No SPF record — mail spoofing not restricted
📨 DMARC
✗ No DMARC record — mail spoofing not restricted
📬 MTA-STS
✗ No MTA-STS policy — SMTP TLS not enforced
📈 TLSRPT
✗ No TLSRPT record — no SMTP TLS failure reporting
📜 CAA Records
✗ No CAA records — any CA may issue certificates
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC607ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026080901
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
169ms
A
195ms
MX
227ms
AAAA
215ms
TXT
635ms
CAA
183ms
HTTPS
204ms
TLSA
127ms
SOA
0ms
MTA-STS
266ms
DNSSEC
607ms
SRV
253ms
Total
1856ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-10 15:52:23 1856ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-11 06:17:07 550ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-25 16:12:42 497ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-23 04:46:47 899ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-21 20:54:15 606ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-17 13:14:07 281ms 0 NS 0 A 0 MX ❓ Unknown View
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